Overview Reviews Product Description Shield Arms S15 +5 Base Plate, +5 Extension For S15 Magazine, Black Sa-s15-me-5-blkModel: S15 Base Plate Product Videos Custom Field Product Reviews Write a Review Write a Review × Shield Arms Shield Base Plate S15 +5 Blk Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *